A2J Author® 1.5 built on that success and incorporated many new features and enhancements, such as Response Prompts for Required Information, Save on Exit, Multilanguage Support (including pre-packaged Spanish language file), Avatar Color Option, Copy/Clone Question Functionality, Variable Picker, Hyperlink and Pop-up Enhancements, and several additional small, yet valuable, enhancements and bug fixes.

A2J Author® 2.0, in response to the requests of many dedicated authors, has added improvements to make the tool more efficient and easier for the authoring community to use. Enhancements included 1) Set Multiple Variables in a Single Condition, 2) "ROUND" and "TRUNC"(ATE) Numbers, 3) Alternative End Graphic Option, 4) "A2J Step" Variable to Set Custom Text in Sign Post, 5) Field Label Macros, 6) Insert Question Functionality, 7) Ascending and Descending Choice for Multiple Choice Lists, 8) Functions Now in Uppercase and Lowercase Letters, 9) Improved Numbering Scheme in Question List, 10) Clear All Audio Function, and 11) Several additional small, yet valuable, enhancements and bug fixes that make authoring A2J Guided Interviews® easier.

A2J Author® 4.0 focused on improving the interview experience for the end-user. Some additions are "senior-focused" including the ability for the end-user to control the font size and sound volume. Version 4.0 also incorporated several new features as well as improvements upon existing features, including: 1) Audio/Video Start/Stop/Rewind, 2) Calculator, 3) Calendar, 4) Enhanced Save & Resume, 5) Volume Adjust and 6) Text Size Adjust.